Home / 752,679.32-1,038,225.01-446,538.96

Finding the Fourth Proportional to 752,679.32, 1,038,225.01 and 446,538.96

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Solution

The fourth proportional to 752,679.32, 1,038,225.01 and 446,538.96 is: 615,943.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,679.32 : 1,038,225.01 = 446,538.96 : x
  2. Step 2: Convert to fraction form
    752,679.32/1,038,225.01 = 446,538.96/x
  3. Step 3: Cross multiply
    752,679.32x = 1,038,225.01 × 446,538.96
  4. Step 4: Simplify right side
    752,679.32x = 463,607,918,852.31
  5. Step 5: Solve for x
    x = 463,607,918,852.31/752,679.32
  6. Step 6: Final answer
    x = 615,943.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.